WhatareyoudoingLiLei的精选

问题详情： －Whatareyoudoing,LiLeiandZhangPen?  －Weare________aplanforthetriptoTibet.     A.gettingon   B.workingon   C.comingon     D.working   【回答】B知识点：动词和动词短语题型：选择...